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Used Volkswagen Golf Mk7 (2012–20) vs Vauxhall Astra K (2015–21)

Figures updated

Shopping for a used family hatchback? We compare the Volkswagen Golf Mk7 (2012–2020) and Vauxhall Astra K (2015–2021), which were on sale at the same time, on size, boot space, performance, safety and running costs, plus how cars of their age do in real MOT tests.

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The short answer

The Volkswagen Golf Mk7 comes out ahead, with the better MOT record; the Vauxhall Astra K is close on everything else.

FigureVolkswagen Golf Mk7Mk7 (2012–2020), 5-door hatchbackVauxhall Astra KAstra K (2015–2021), 5-door hatchback
Price and practicality
Body5-door hatchback5-door hatchback
Seats55
BootSeats up / folded380 litres / 1,270370 litres / 1,210
Length4,255mm4,370mm
WidthWithout mirrors1,799mm1,809mm
Height1,452mm1,485mm
Performance
Power85–310 PS (best)100–200 PS
0–62mph4.6–11.9 sec–
Safety
Euro NCAP ratingTests get tougher each year★★★★★ (2012)★★★★★ (2015)
Economy and emissions
Fuel typesDiesel, Electric–
Official economyVersions of this generation68.9 mpg–
CO2106 g/km–
Electric range186 miles–
Running costs at 7,500 miles a year
Diesel198.4p a litre£982 (68.9 mpg)–
Electric, charged at home26.3p per kWh standard tariff£447 (4.9 mi/kWh)–
Cheapest version to fuelWhichever fuel costs least£447 (electric)–
Car tax, registered 2001 to 2017Taxed on CO2; newer cars pay a flat £200£20 to £790–
Reliability from real MOT tests
Reliability score124Well above average (best)99Average
Failed first time, cars of this generation's ageUK rate for cars the same age in brackets18.3% (25.1%)built 2012–2020 (best)23.4% (22.0%)built 2015–2021
Failed MOT first time (ages 3–20)25.1% (best)33.8%
Failed at 3 years old9.5% (best)12.4%
Failed at 5 years old12.0% (best)17.9%
Failed at 10 years old21.9% (best)32.8%
Most common MOT faultCoil spring (2.5% of tests)Coil spring (5.1% of tests)
Fails more than average onNothing stands outExhaust and emissions (1.4×)
MOT tests analysed839,338624,660
About the cars
TypeFamily hatchbackFamily hatchback
Owners' average miles a year8,6008,000
On sale2012–20202015–2021

Green marks the better figure where the difference is more than 3%. Reliability figures cover every version of each model tested in the year. Running costs use the typical official economy of recent versions (WLTP where available); real-world economy is usually a little worse for every car.

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Frequently asked questions

›Is a used Volkswagen Golf Mk7 or Vauxhall Astra K more reliable?

The Volkswagen Golf Mk7. Compared with all cars the same age, the Volkswagen Golf Mk7 fails its MOT 27% less often than average and the Vauxhall Astra K 7% more often than average (DVSA MOT tests, 2024). Because they're different ages, their raw rates differ: 18.3% of Volkswagen Golfs built 2012–2020 failed first time, and 23.4% of Vauxhall Astras built 2015–2021. Whatever you buy, check the MOT history of the exact car.

›Which is bigger, the Volkswagen Golf Mk7 or the Vauxhall Astra K?

The Vauxhall Astra K is 115mm longer (4,370mm against 4,255mm). Their boots are much the same: 380 and 370 litres.

›Which is safer, the Volkswagen Golf Mk7 or the Vauxhall Astra K?

Euro NCAP gave the Volkswagen Golf Mk7 5 stars (2012) and the Vauxhall Astra K 5 stars (2015). Euro NCAP makes its tests tougher every few years, so ratings from different years aren't directly comparable.

›Should I buy the Volkswagen Golf Mk7 or the Vauxhall Astra K?

The Volkswagen Golf Mk7 comes out ahead, with the better MOT record; the Vauxhall Astra K is close on everything else. The comparison above sets out price, space, performance, safety, running costs and reliability side by side.

Sources: manufacturers' UK specifications and price lists and Euro NCAP (listed on each model's page); DVSA anonymised MOT tests 2024 (Open Government Licence v3.0); Vehicle Certification Agency car fuel data, © Crown copyright, VCA cannot accept liability for its accuracy; fuel prices from the GOV.UK Fuel Finder scheme. Photos from Wikimedia Commons, credited under each picture.